Home / 2,038.05-3,054.30-1,513.80

Finding the Fourth Proportional to 2,038.05, 3,054.30 and 1,513.80

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Solution

The fourth proportional to 2,038.05, 3,054.30 and 1,513.80 is: 2,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.05 : 3,054.30 = 1,513.80 : x
  2. Step 2: Convert to fraction form
    2,038.05/3,054.30 = 1,513.80/x
  3. Step 3: Cross multiply
    2,038.05x = 3,054.30 × 1,513.80
  4. Step 4: Simplify right side
    2,038.05x = 4,623,599.34
  5. Step 5: Solve for x
    x = 4,623,599.34/2,038.05
  6. Step 6: Final answer
    x = 2,268.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.